Aiming at alleviate the detrimental effect of similar object interferences and target state changes in SiamRPN tracker. a Channel Positive and Negative Feedback Network (CPFN) is proposed. in which the Gaussian score map is generated by the feature channels selected by a Gaussian kernel. and the map is combined with the classification branches of SiamRPN. https://www.nacrack.com/limited-value-Billionaire-Boys-Club-BB-Gift-Shop-SS-Knit-Tee-amazing-offer/